import java.util.Scanner;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: ASUS
 * Date: 2023-03-25
 * Time: 10:15
 */
public class Data {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int i = sc.nextInt();
        System.out.println(i);
        System.out.println("Day 18");
    }
}
